哪款外置电池最适合我的需求，容量最大？
本页比较了3款哪款外置电池最适合我的需求，容量最大？的经过验证的规格与价格。热门选择包括Anker Prime Power Bank 27650mAh 250W、UGREEN 145W 25000mAh Power Bank、Nitecore NB20000 Gen 3。价格区间为£51至£133。所有规格数据均来自制造商文档与专业零售商。
| Product ⇅ | Price ⇅ | Capacity (mAh) ⇅ | Output Voltage (V) ⇅ | Output Current (A) ⇅ | Charging Time (hours) ⇅ | Weight (g) ⇅ | Input Charging Method ⇅ | Number of Ports ⇅ |
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Anker Prime Power Bank 27650mAh 250W
US
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£133.09 ≈ | 27650mAh | USB-C 5V-28V；USB-A 5V-10V | USB-C 5A；USB-A 6.5A | 140W下43分钟 | 665g | USB-C；可选充电底座 | 3个 |
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This power bank has a 27650mAh capacity and delivers up to 250W across two USB-C ports and one USB-A port. It supports fast laptop charging, app-based monitoring, and rapid USB-C recharging, making it well suited to travelers and users carrying power-hungry devices. ★ 适合人群它适合追求最大容量的用户，其27650mAh电池可提供最高99.54Wh的便携电能，同时支持最高250W输出，并可为最多三台设备充电。 |
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UGREEN 145W 25000mAh Power Bank
US
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£50.58 ≈ | 25000mAh/3.6V/90Wh | 5V、9V、12V、15V、20V、28V | USB-C1：最大5A；USB-C2：最大3.25A；USB-A：最大3A | 使用65W PD充电器需2小时 | 505g | USB-C PD最高65W | 3个 |
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This power bank has a 25000mAh capacity, up to 145W combined output, two USB-C ports, one USB-A port, and a digital battery display. It suits laptop users, travelers, and anyone needing to charge several devices on the go. ★ 适合人群它提供大容量25000mAh电池，并具备足够的输出功率，可为笔记本电脑、平板电脑和手机充电；当您重视最大可用容量和多设备充电时，这是一个值得选择的产品。 |
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Nitecore NB20000 Gen 3
US
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£77.60 ≈ | 20,000mAh 3.6V (72Wh) | 5V、9V、12V | USB-C OUT1：5V 时为 3A，9V 时为 2.22A，12V 时为 1.66A；USB-C OUT2：5V 时为 2.4A，9V 时为 2A，12V 时为 1.5A | — | 291g | USB-C | 2 |
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The Nitecore NB20000 Gen 3 is a 20,000mAh carbon-fibre power bank with two USB-C ports, pass-through charging, IPX5 water resistance, and a lightweight 291g design. It suits hikers, campers, and travelers who need substantial capacity without carrying a heavier power bank. ★ 适合人群它提供 20,000mAh 的大容量和 72Wh 的能量，重量仅为 291g，因此非常适合需要兼顾容量与轻量化的多日旅行。 |
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